Carbon monoxide from smoking helps keep arteries open following angioplasty
...ygenated blood to the arms or legs. Interventional radiologists treat PAD with angioplasty, a minimally invasive procedure in which a balloon-tipped catheter-a thin, plastic tube-is threaded to the site of the blockage and inflated. Often the radiologist will place a wire mesh cylinder called a stent inside the a...Triple-contrast CT depicts internal injury from gunshot and stab wounds
...AK BROOK, Ill. - When a fast diagnosis is crucial, radiologists can use computed tomography (CT) with contrast to quickly and accurately identify and assess internal damage from gunshot wounds or other trauma to the torso, according to a study published in the June issue of the journal Radiology. "Before contra...Even health-conscious women going without colonoscopy
...t fall through the cracks, she adds. For instance, radiologists can take time during mammography appointments to educate women about their colon cancer risk, and to suggest they ask their primary care doctors whether it's time for a colonoscopy or other colon test. ACS guidelines call for women (and men) over 50 ...MRI proves more sensitive than CT in detecting adrenal adenomas
... characterize these masses," said Dr. Israel. Most radiologists would probably say that chemical shift MRI and unenhanced CT are equivalent in characterizing adrenal adenomas, but this has not previously been thoroughly investigated, he said. This study suggests MRI is more sensitive, Dr. Israel said. Dr. Israel...MDCT is better than plain film in diagnosing hip replacement complications
...ng on MDCT was influenced by the experience of the radiologists reading the exam, said Dr. Farber. "When the most experienced radiologist read the exam, the accuracy rate was 72%." Dr. Farber noted that they are currently comparing MDCT to plain film to determine which is a better test for diagnosing wear on the...PACS increase physician productivity by more than a third
...ected growth in patient volume without adding more radiologists to staff, Dr. Broumandi said. Dr. Broumandi will present the study on May 4 at the American Roentgen Ray Society Annual Meeting in Miami Beach, FL....CAD system shows promise as adjunct to breast MRI
A new computer-aided breast MRI system may help radiologists interpret breast MRI and improve the differentiation of benign and malignant breast lesions, which could eventually reduce the number of women who are sent for a biopsy, preliminary results of a study suggest. The study was led by Constance Lehman, M...New computer technique differentiates malignant and benign calcifications on digital mammograms
...consistently achieve performance comparable to the radiologists in classifying malignant and benign calcifications, regardless of who was using it, Rana added. One technique for rating the computer's effectiveness is to give it one malignant case and one benign case and then test its ability to determine which is...CAD proves to be viable option for second reading mammograms
...r than what other facilities might see because the radiologists reading the images at our facility are very experi...n detecting calcifications, said Dr. Slanetz. The radiologists missed two cases of faint calcifications that were detected by CAD. One cancer case was missed by b...Special incubators allow high-quality imaging of critically ill newborns
...agnetic resonance (MR)-compatible incubator allows radiologists to safely and efficiently obtain quality diagnostic images of sick infants, according to a study appearing in the May issue of the journal Radiology. "MR imaging is the most desirable imaging test for many newborns because there is no exposure to r...Digital mammography longer to interpret
...morial Hospital in Chicago, IL. In the study, four radiologists experienced in breast imaging evaluated 105 SFM cases and 103 FFDM cases, and two breast imaging fellows evaluated 48 cases from each technique. The mean interpretation times for all reviewers were 93 seconds for SFM and 148 seconds for FFDM, making ...MRI 'highly useful' in the evaluation of patients with uterine fibroids
...isease. "One of the aims of this study was to help radiologists and gynecologists use a unified approach in the evaluation and management of uterine fibroids," said Paul Nikolaidis, MD, lead author of the study. According to the study, MRI is safe and has certain advantages over sonography, which is often used fo...Coronal reformatting of axial images from 16-MDCT helps stage ovarian cancer
...f the 18 cases. "After examining the axial images, radiologists must view the coronal images in specific locations including the area below the diaphragm, the region of the medial crus, the area below the liver and the porta hepatis," he continued. However, the authors do caution that certain limitations of th...Acute diverticulitis occurring more frequently in younger patients in urban U.S. populations
...red a disease of the over 50 year age group. Many radiologists and other physicians do not recognize that acute diverticulitis is now a disease that may occur at any age in adult life and do not consider it as a possible cause when younger adults present with abdominal pain." The cause of this trend is currently...Chemical brain scans may help reassure brain tumor patients
...g -- that they can't get from the usual scans. U-M radiologists will present the evidence today at the annual meet... The MRI dye, also called a contrast agent, helps radiologists see finer details of the tissue structure more clearly. But because regular MRI doesn't reveal anyth...'Virtual colonoscopy' techniques and training need to be improved before widespread clinical use
... obvious need for continuing collaboration between radiologists and gastroenterologists in further evaluation of this exciting new technology. If and when results do justify widespread introduction, similar multidisciplinary collaboration will be needed to ensure its efficient application," the authors write....Researchers say stenting the best treatment for blocked leg arteries
...lthy vein or artery. Increasingly, interventional radiologists are treating the condition with a less invasive stenting procedure, in which a catheter-or thin, flexible tube-is inserted through a small incision in the skin and threaded to the site of the blocked artery. The vessel is pumped open by a tiny balloo...Study examines why new lung cancer treatment is effective for some patients but not others
...C oncologists, thoracic surgeons, pathologists and radiologists reviewed 139 patients with NSCLC who participated in three separate clinical trials of gefinitib at the Center. They found that 21 patients or 15 percent experienced partial responses as seen radiographically. The patients were then divided into cate...Hopkins researchers find MRI useful tool in diagnosing inflammatory bowel diseases in children
...gnosing IBD in children. In the study, pediatric radiologists at the Johns Hopkins Children's Center performed a G-MRI on 58 children with suspected IBD between 1999 and 2002. Researchers used intravenous gadolinium -- a safe, commonly used contrast dye -- and other standard imaging tools to enhance the image o...Computer-aided detection system for mammography does not change recall, detection rates
...d by the U.S. Food and Drug Administration to help radiologists identify regions of the breast that might be cance...ction system was introduced. From 2000 to 2002, 24 radiologists had interpreted 56,432 mammograms without the use of the computer-aided detection system and 59,139 ...